undef-value-caller.c - Android社区 - https://www.androidos.net.cn/

// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=plist -analyzer-config path-diagnostics-alternate=false -o %t %s
// RUN: FileCheck --input-file %t %s

#include "undef-value-callee.h"

// This code used to cause a crash since we were not adding fileID of the header to the plist diagnostic.

int test_calling_unimportant_callee(int argc, char *argv[]) {
  int x;
  callee();
  return x; // expected-warning {{Undefined or garbage value returned to caller}}
}

// CHECK:  <key>diagnostics</key>
// CHECK-NEXT:  <array>
// CHECK-NEXT:   <dict>
// CHECK-NEXT:    <key>path</key>
// CHECK-NEXT:    <array>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>kind</key><string>event</string>
// CHECK-NEXT:      <key>location</key>
// CHECK-NEXT:      <dict>
// CHECK-NEXT:       <key>line</key><integer>9</integer>
// CHECK-NEXT:       <key>col</key><integer>3</integer>
// CHECK-NEXT:       <key>file</key><integer>0</integer>
// CHECK-NEXT:      </dict>
// CHECK-NEXT:      <key>ranges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:        <array>
// CHECK-NEXT:         <dict>
// CHECK-NEXT:          <key>line</key><integer>9</integer>
// CHECK-NEXT:          <key>col</key><integer>3</integer>
// CHECK-NEXT:          <key>file</key><integer>0</integer>
// CHECK-NEXT:         </dict>
// CHECK-NEXT:         <dict>
// CHECK-NEXT:          <key>line</key><integer>9</integer>
// CHECK-NEXT:          <key>col</key><integer>7</integer>
// CHECK-NEXT:          <key>file</key><integer>0</integer>
// CHECK-NEXT:         </dict>
// CHECK-NEXT:        </array>
// CHECK-NEXT:      </array>
// CHECK-NEXT:      <key>depth</key><integer>0</integer>
// CHECK-NEXT:      <key>extended_message</key>
// CHECK-NEXT:      <string>&apos;x&apos; declared without an initial value</string>
// CHECK-NEXT:      <key>message</key>
// CHECK-NEXT:      <string>&apos;x&apos; declared without an initial value</string>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>kind</key><string>control</string>
// CHECK-NEXT:      <key>edges</key>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>start</key>
// CHECK-NEXT:          <array>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>9</integer>
// CHECK-NEXT:            <key>col</key><integer>3</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>9</integer>
// CHECK-NEXT:            <key>col</key><integer>5</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:          </array>
// CHECK-NEXT:         <key>end</key>
// CHECK-NEXT:          <array>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>10</integer>
// CHECK-NEXT:            <key>col</key><integer>3</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>10</integer>
// CHECK-NEXT:            <key>col</key><integer>8</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:          </array>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>kind</key><string>control</string>
// CHECK-NEXT:      <key>edges</key>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>start</key>
// CHECK-NEXT:          <array>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>10</integer>
// CHECK-NEXT:            <key>col</key><integer>3</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>10</integer>
// CHECK-NEXT:            <key>col</key><integer>8</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:          </array>
// CHECK-NEXT:         <key>end</key>
// CHECK-NEXT:          <array>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>11</integer>
// CHECK-NEXT:            <key>col</key><integer>3</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:           <dict>
// CHECK-NEXT:            <key>line</key><integer>11</integer>
// CHECK-NEXT:            <key>col</key><integer>8</integer>
// CHECK-NEXT:            <key>file</key><integer>0</integer>
// CHECK-NEXT:           </dict>
// CHECK-NEXT:          </array>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>kind</key><string>event</string>
// CHECK-NEXT:      <key>location</key>
// CHECK-NEXT:      <dict>
// CHECK-NEXT:       <key>line</key><integer>11</integer>
// CHECK-NEXT:       <key>col</key><integer>3</integer>
// CHECK-NEXT:       <key>file</key><integer>0</integer>
// CHECK-NEXT:      </dict>
// CHECK-NEXT:      <key>ranges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:        <array>
// CHECK-NEXT:         <dict>
// CHECK-NEXT:          <key>line</key><integer>11</integer>
// CHECK-NEXT:          <key>col</key><integer>10</integer>
// CHECK-NEXT:          <key>file</key><integer>0</integer>
// CHECK-NEXT:         </dict>
// CHECK-NEXT:         <dict>
// CHECK-NEXT:          <key>line</key><integer>11</integer>
// CHECK-NEXT:          <key>col</key><integer>10</integer>
// CHECK-NEXT:          <key>file</key><integer>0</integer>
// CHECK-NEXT:         </dict>
// CHECK-NEXT:        </array>
// CHECK-NEXT:      </array>
// CHECK-NEXT:      <key>depth</key><integer>0</integer>
// CHECK-NEXT:      <key>extended_message</key>
// CHECK-NEXT:      <string>Undefined or garbage value returned to caller</string>
// CHECK-NEXT:      <key>message</key>
// CHECK-NEXT:      <string>Undefined or garbage value returned to caller</string>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:    </array>
// CHECK-NEXT:    <key>description</key><string>Undefined or garbage value returned to caller</string>
// CHECK-NEXT:    <key>category</key><string>Logic error</string>
// CHECK-NEXT:    <key>type</key><string>Garbage return value</string>
// CHECK-NEXT:    <key>check_name</key><string>core.uninitialized.UndefReturn</string>
// CHECK-NEXT:    <!-- This hash is experimental and going to change! -->
// CHECK-NEXT:    <key>issue_hash_content_of_line_in_context</key><string>1ef750c5562c09a467ea54ea4b4de771</string>
// CHECK-NEXT:   <key>issue_context_kind</key><string>function</string>
// CHECK-NEXT:   <key>issue_context</key><string>test_calling_unimportant_callee</string>
// CHECK-NEXT:   <key>issue_hash_function_offset</key><string>3</string>
// CHECK-NEXT:   <key>location</key>
// CHECK-NEXT:   <dict>
// CHECK-NEXT:    <key>line</key><integer>11</integer>
// CHECK-NEXT:    <key>col</key><integer>3</integer>
// CHECK-NEXT:    <key>file</key><integer>0</integer>
// CHECK-NEXT:   </dict>
// CHECK-NEXT:   </dict>
// CHECK-NEXT:  </array>